org.faktorips.runtime.formula

Class FormulaEvaluatorUtil.AttributeAccessorHelper<S extends IModelObject,E>

java.lang.Object

org.faktorips.runtime.formula.FormulaEvaluatorUtil.AttributeAccessorHelper<S,E>

Type Parameters:

S - the type of the source objects

E - the type of the values

Enclosing class:

FormulaEvaluatorUtil

public abstract static class FormulaEvaluatorUtil.AttributeAccessorHelper<S extends IModelObject,E>
extends Object

Helper class to get the values from a list of source objects of type <S> to target type <E>.

Constructor Summary

Constructors

Constructor and Description
AttributeAccessorHelper()

Method Summary

Modifier and Type	Method and Description
List<E>	getAttributeValues(List<? extends S> objectList) Returns a List of values from model objects found by calling getValueInternal(IModelObject) for every object in the sourceObjects List.
protected abstract E	getValueInternal(S sourceObject) Returns the value of the property from the IModelObject by calling the getter method of the property.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AttributeAccessorHelper

public AttributeAccessorHelper()

Method Detail

getAttributeValues

public List<E> getAttributeValues(List<? extends S> objectList)

Returns a List of values from model objects found by calling getValueInternal(IModelObject) for every object in the sourceObjects List.

Parameters:

objectList - the List of model objects on which getValueInternal(IModelObject) will be called.

Returns:

a List of Values

getValueInternal

protected abstract E getValueInternal(S sourceObject)

Returns the value of the property from the IModelObject by calling the getter method of the property.

Parameters:

sourceObject - the IModelObject source

Returns:

the value of property of the IModelObject